913212221101 has 16 divisors (see below), whose sum is σ = 931859596800. Its totient is φ = 894674040768.

The previous prime is 913212221083. The next prime is 913212221111. The reversal of 913212221101 is 101122212319.

It is a cyclic number.

It is not a de Polignac number, because 913212221101 - 2¹⁵ = 913212188333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913212221111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31653655 + ... + 31682491.

It is an arithmetic number, because the mean of its divisors is an integer number (58241224800).

Almost surely, 2^913212221101 is an apocalyptic number.

It is an amenable number.

913212221101 is a deficient number, since it is larger than the sum of its proper divisors (18647375699).

913212221101 is a wasteful number, since it uses less digits than its factorization.

913212221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30708.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 913212221101 in words is "nine hundred thirteen billion, two hundred twelve million, two hundred twenty-one thousand, one hundred one".